#0  QMetaType::destruct(void*) const (data=0x55758c298960, this=0x55758bbed608) at /usr/include/qt/QtCore/qmetatype.h:2375
#1  QV4::Heap::QQmlValueTypeWrapper::destroy() (this=0x7fc4e4407280) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/qqmlvaluetypewrapper.cpp:100
#2  QV4::QQmlValueTypeWrapper::virtualDestroy(QV4::Heap::Base*) (b=0x7fc4e4407280) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/qqmlvaluetypewrapper_p.h:119
#3  0x00007fc5302afdf8 in QV4::Chunk::sweep(QV4::ExecutionEngine*) (this=0x7fc4e4400000, engine=0x55758c04cce0) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/memory/qv4mm.cpp:349
        bit = 1048576
        mask = 2097151
        objmask = <optimized out>
        itemToFree = 0x7fc4e4407280
        index = 20
        result = <optimized out>
        b = 0x7fc4e4407280
        v = <optimized out>
        toFree = 9415539165849714688
        e = 6148901146338525184
        i = 4294963726
        hasUsedSlots = true
        o = 0x7fc4e4407000
        lastSlotFree = <optimized out>
#4  0x00007fc5302b0474 in operator() (c=<optimized out>, __closure=<synthetic pointer>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/memory/qv4mm.cpp:630
        firstEmptyChunk = Python Exception <class 'gdb.error'>: value has been optimized out

#5  std::__partition<__gnu_cxx::__normal_iterator<QV4::Chunk**, std::vector<QV4::Chunk*> >, QV4::BlockAllocator::sweep()::<lambda(QV4::Chunk*)> > (__pred=..., __last=0x55758c224050, __first=0x7fc4e4400000) at /usr/include/c++/13.1.1/bits/stl_algo.h:1480
        firstEmptyChunk = Python Exception <class 'gdb.error'>: value has been optimized out

#6  std::partition<__gnu_cxx::__normal_iterator<QV4::Chunk**, std::vector<QV4::Chunk*> >, QV4::BlockAllocator::sweep()::<lambda(QV4::Chunk*)> > (__pred=..., __last=Python Exception <class 'gdb.error'>: value has been optimized out
, __first=Python Exception <class 'gdb.error'>: value has been optimized out
) at /usr/include/c++/13.1.1/bits/stl_algo.h:4672
        firstEmptyChunk = Python Exception <class 'gdb.error'>: value has been optimized out

#7  QV4::BlockAllocator::sweep() (this=this@entry=0x55758c0533e0) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/memory/qv4mm.cpp:629
        firstEmptyChunk = Python Exception <class 'gdb.error'>: value has been optimized out

#8  0x00007fc5302b3390 in QV4::MemoryManager::sweep(bool, void (*)(char const*)) (this=this@entry=0x55758c0533d0, lastSweep=lastSweep@entry=false, classCountPtr=classCountPtr@entry=0x0) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/memory/qv4mm.cpp:994
        map = <optimized out>
        lastMap = <optimized out>
        set = <optimized out>
        lastSet = <optimized out>
        pendingCount = <optimized out>
#9  0x00007fc5302b3a4e in QV4::MemoryManager::runGC() (this=0x55758c0533d0) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/memory/qv4mm.cpp:1054
        gcBlocker = {varRef = @0x55758c053558, oldValue = false}
#10 0x00007fc5302b4ee2 in QV4::MemoryManager::runGC() (this=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/memory/qv4mm.cpp:1039
#11 0x00007fc5302b507b in QV4::MemoryManager::allocate(QV4::BlockAllocator*, unsigned long) (size=32, allocator=0x55758c0533e0, this=0x55758c0533d0) at ../../include/QtQml/5.15.10/QtQml/private/../../../../../../qtdeclarative/src/qml/memory/qv4mm_p.h:307
        didGCRun = false
        m = <optimized out>
#12 QV4::MemoryManager::allocString(unsigned long) (this=0x55758c0533d0, unmanagedSize=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/memory/qv4mm.cpp:791
        m = <optimized out>
#13 0x00007fc530308a72 in QV4::MemoryManager::allocWithStringData<QV4::String, QString>(unsigned long, QString) (arg1=..., unmanagedSize=<optimized out>, this=0x55758c0533d0) at ../../include/QtQml/5.15.10/QtQml/private/../../../../../../qtdeclarative/src/qml/memory/qv4mm_p.h:217
        o = <optimized out>
#14 QV4::ExecutionEngine::newString(QString const&) (this=<optimized out>, s=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/jsruntime/qv4engine.cpp:898
#15 0x00007fc53033f700 in QV4::ErrorPrototype::method_toString(QV4::FunctionObject const*, QV4::Value const*, QV4::Value const*, int) (b=<optimized out>, thisObject=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/jsruntime/qv4errorobject.cpp:352
        v4 = 0x55758c04cce0
        o = <optimized out>
        scope = {engine = 0x55758c04cce0, mark = 0x7fc4e4957538}
        name = {ptr = <optimized out>}
        qname = {d = 0x55758c061e90}
        s = {ptr = 0x7fc4e4957540}
        message = {ptr = <optimized out>}
        qmessage = {d = 0x55758be57050}
        str = {d = 0x55758b816420}
#16 0x00007fc530399496 in QV4::FunctionObject::call(QV4::Value const*, QV4::Value const*, int) const (argc=0, argv=0x0, thisObject=0x7fc4e4957508, this=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/jsruntime/qv4functionobject_p.h:202
        o = <optimized out>
        meth1 = 0x7fc4e49573d0
        meth2 = 0x7fc4e49573e8
        scope = {engine = 0x55758c04cce0, mark = 0x7fc4e4957528}
        result = {ptr = 0x7fc4e4957528}
        conv = {ptr = 0x7fc4e4957530}
#17 QV4::RuntimeHelpers::ordinaryToPrimitive(QV4::ExecutionEngine*, QV4::Object const*, QV4::String*) (engine=engine@entry=0x55758c04cce0, object=object@entry=0x7fc4e4957508, typeHint=typeHint@entry=0x7fc4e4957310) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/jsruntime/qv4runtime.cpp:517
        o = <optimized out>
        meth1 = 0x7fc4e49573d0
        meth2 = 0x7fc4e49573e8
        scope = {engine = 0x55758c04cce0, mark = 0x7fc4e4957528}
        result = {ptr = 0x7fc4e4957528}
        conv = {ptr = 0x7fc4e4957530}
#18 0x00007fc5303996e5 in QV4::RuntimeHelpers::objectDefaultValue(QV4::Object const*, int) (object=0x7fc4e4957508, typeHint=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/jsruntime/qv4runtime.cpp:495
        engine = 0x55758c04cce0
        hint = 0x7fc4e4957310
        scope = {engine = 0x55758c04cce0, mark = 0x7fc4e4957520}
        toPrimitive = {ptr = <optimized out>}
#19 0x00007fc5303a6047 in QV4::Value::toQStringNoThrow() const (this=0x7fc4e4957508) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/jsruntime/qv4value.cpp:150
        scope = {engine = 0x55758c04cce0, mark = 0x7fc4e4957518}
        ex = {ptr = 0x7fc4e4957518}
        caughtException = false
        prim = {ptr = <optimized out>}
#20 0x00007fc53031680f in QV4::ExecutionEngine::catchExceptionAsQmlError() (this=0x55758c04cce0) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/jsruntime/qv4engine.cpp:1427
        trace = {d = 0x55758c37b130}
        scope = {engine = <optimized out>, mark = 0x7fc4e4957508}
        exception = {ptr = 0x7fc4e4957508}
        error = {d = 0x55758bf6eaa0}
        errorObj = {ptr = <optimized out>}
#21 0x00007fc5304999eb in QQmlDelayedError::catchJavaScriptException(QV4::ExecutionEngine*) (engine=0x55758c04cce0, this=0x55758bff1100) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/qqmljavascriptexpression.cpp:92
        v4Function = <optimized out>
        ep = 0x55758c052f20
        watcher = {_c = 0x0, _w = 0x7ffd132f7dd0, _s = 0x55758c1404c0}
        capture = {engine = 0x55758c0527b0, expression = 0x55758c1404c0, watcher = 0x7ffd132f7c00, guards = {_first = 0x55758c17d070, _last = 0x55758c17d070, _flag = 0, _count = 1}, errorString = 0x0, translationCaptured = false}
        lastPropertyCapture = 0x0
        v4 = 0x55758c04cce0
        res = <optimized out>
        scope = {engine = 0x55758c04cce0, mark = 0x7fc4e4957500}
        result = {ptr = 0x7fc4e4957500}
#22 QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) (this=this@entry=0x55758c1404c0, callData=<optimized out>, isUndefined=isUndefined@entry=0x7ffd132f7d07) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/qqmljavascriptexpression.cpp:223
        v4Function = <optimized out>
        ep = 0x55758c052f20
        watcher = {_c = 0x0, _w = 0x7ffd132f7dd0, _s = 0x55758c1404c0}
        capture = {engine = 0x55758c0527b0, expression = 0x55758c1404c0, watcher = 0x7ffd132f7c00, guards = {_first = 0x55758c17d070, _last = 0x55758c17d070, _flag = 0, _count = 1}, errorString = 0x0, translationCaptured = false}
        lastPropertyCapture = 0x0
        v4 = 0x55758c04cce0
        res = <optimized out>
        scope = {engine = 0x55758c04cce0, mark = 0x7fc4e4957500}
        result = {ptr = 0x7fc4e4957500}
#23 0x00007fc530499f19 in QQmlBinding::evaluate(bool*) (this=this@entry=0x55758c1404c0, isUndefined=isUndefined@entry=0x7ffd132f7d07) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/qqmlbinding.cpp:218
        v4 = 0x55758c04cce0
        argc = <optimized out>
        argv = <optimized out>
        thisObject = <optimized out>
        b = <optimized out>
        scope = {engine = 0x55758c04cce0, mark = <optimized out>}
        jsCall = {scope = <optimized out>, argc = <optimized out>, args = <optimized out>, thisObject = <optimized out>}
#24 0x00007fc53049a04a in QQmlNonbindingBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) (this=0x55758c1404c0, watcher=..., flags=..., scope=...) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/qqmlbinding.cpp:254
        ep = 0x55758c052f20
        isUndefined = false
        result = {ptr = <optimized out>}
        error = <optimized out>
#25 0x00007fc53049b783 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) (this=0x55758c1404c0, flags=...) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/qqmlbinding.cpp:194
        watcher = {_c = 0x55758c13fc90, _w = 0x7ffd132f7dd0, _s = 0x55758c1404c0}
        engine = 0x55758c0527b0
        scope = {engine = 0x55758c04cce0, mark = 0x7fc4e49574c8}
#26 0x00007fc530478705 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) (endpoint=<optimized out>, a=0x0) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/qqmlnotifier.cpp:104
        data = @0x7ffd132f8138: {originalSenderPtr = 0, disconnectWatch = 0x7ffd132f8138, endpoint = 0x55758c17d038}
        stack = {a = 256, s = 32, ptr = 0x7ffd132f7e80, {array = "\200X\a\214uU\000\000\200~/\023\375\177\000\000\350Z\030\214uU\000\000\200X\a\214uU\000\000\230~/\023\375\177\000\000\200X\030\214uU\000\000\200X\a\214uU\000\000\260~/\023\375\177\000\000ȝ!\214uU\000\000\200X\a\214uU\000\000\310~/\023\375\177\000\000X\226!\214uU\000\000\200X\a\214uU\000\000\340~/\023\375\177\000\000h\231!\214uU\000\000\200X\a\214uU\000\000\370~/\023\375\177\000\000\210\230!\214uU\000\000\200X\a\214uU\000\000\020\177/\023\375\177\000\000\260\225!\214uU\000\000\200X\a\214uU\000\000(\177/\023\375\177\000\000\270\223!\214uU\000\000\200X\a\214uU\000\000@"..., q_for_alignment_1 = 93963348826240, q_for_alignment_2 = 4.6424062623242601e-310}}
        i = <optimized out>
#27 0x00007fc52f6cff90 in doActivate<false>(QObject*, int, void**) (sender=0x55758c075880, signal_index=12, argv=0x0) at kernel/qobject.cpp:3817
        sp = <optimized out>
        signal_spy_set = <optimized out>
        empty_argv = {0x7ffd132f9860}
        senderDeleted = <optimized out>
#28 0x00007fc52f6d06a7 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (a=0x7ffd132f9880, r=<optimized out>, this=0x55758c077cb0, this=<optimized out>, r=<optimized out>, a=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
        receiver = <optimized out>
        td = <optimized out>
        senderData = {previous = 0x0, receiver = 0x55758c075880, sender = 0x7fc523fff100 <Units::instance()::units>, signal = 0}
        c = 0x55758c077ce0
        connections = {d = 0x55758bb8de00}
        list = 0x55758ba1fed0
        inSenderThread = <optimized out>
        highestConnectionId = 80
        signalVector = 0x55758ba1feb0
        currentThreadId = <optimized out>
        sp = <optimized out>
        signal_spy_set = 0x0
        empty_argv = {0x0}
        senderDeleted = false
#29 doActivate<false>(QObject*, int, void**) (sender=0x7fc523fff100 <Units::instance()::units>, signal_index=0, argv=0x7ffd132f9880) at kernel/qobject.cpp:3925
        receiver = <optimized out>
        td = <optimized out>
        senderData = {previous = 0x0, receiver = 0x55758c075880, sender = 0x7fc523fff100 <Units::instance()::units>, signal = 0}
        c = 0x55758c077ce0
        connections = {d = 0x55758bb8de00}
        list = 0x55758ba1fed0
        inSenderThread = <optimized out>
        highestConnectionId = 80
        signalVector = 0x55758ba1feb0
        currentThreadId = <optimized out>
        sp = <optimized out>
        signal_spy_set = 0x0
        empty_argv = {0x0}
        senderDeleted = false
#30 0x00007fc52f6d0aa4 in QObject::destroyed(QObject*) (this=<optimized out>, _t1=<optimized out>) at .moc/moc_qobject.cpp:219
        _a = {0x0, 0x7ffd132f9878}
#31 0x00007fc52f6c6bbc in QObject::~QObject() (this=0x7fc523fff100 <Units::instance()::units>, this=<optimized out>) at kernel/qobject.cpp:1010
        d = 0x55758b9249a0
        sharedRefcount = 0x55758bbae4a0
        cd = <optimized out>
#32 0x00007fc52ee52066 in __run_exit_handlers (status=0, listp=0x7fc52eff1760 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true, run_dtors=run_dtors@entry=true) at exit.c:111
        atfct = <optimized out>
        onfct = <optimized out>
        cxafct = <optimized out>
        arg = <optimized out>
        f = <optimized out>
        new_exitfn_called = 2953
        cur = 0x55758b719b30
#33 0x00007fc52ee521b0 in __GI_exit (status=<optimized out>) at exit.c:141
#34 0x00007fc52ee39857 in __libc_start_call_main (main=main@entry=0x557589c78580 <main(int, char**)>, argc=argc@entry=5, argv=argv@entry=0x7ffd132f9ae8) at ../sysdeps/nptl/libc_start_call_main.h:74
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140724925340392, 4268249692632622932, 0, 140724925340440, 140484906242048, 93963311526616, -4268858138171300012, -4273489727819372716}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7ffd132f9ae8, 0x5}, data = {prev = 0x0, cleanup = 0x0, canceltype = 321886952}}}
        not_first_call = <optimized out>
#35 0x00007fc52ee3990a in __libc_start_main_impl (main=0x557589c78580 <main(int, char**)>, argc=5, argv=0x7ffd132f9ae8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd132f9ad8) at ../csu/libc-start.c:360
#36 0x0000557589c7c655 in _start ()